Reference

Numbers 33:15

And they departed from Rephidim, and pitched in the wilderness of Sinai.
13

And they departed from Dophkah, and encamped in Alush.

14

And they removed from Alush, and encamped at Rephidim, where was no water for the people to drink.

15

And they departed from Rephidim, and pitched in the wilderness of Sinai.

16

And they removed from the desert of Sinai, and pitched at Kibroth–hattaavah.

17

And they departed from Kibroth–hattaavah, and encamped at Hazeroth.

Counter-Arguments

The strongest case that this verse does not belong in this theme.

Hell Terminology (Sheol/Hades/Gehenna/Lake of Fire)

The verse describes a geographical movement and encampment in the wilderness of Sinai, making no mention of any place or state of punishment, nor does it use any terminology related to "Hell" or the grave.